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| 1 | Material and labour for servicing / cleaning of Air cooled AC plants of 50 TR capacity Chiller unit, cleaning and washing of cooling coil with fins for using a chemical C-shine (Alkaline coil cleaner and brightener) and testing the unit (Once in a three Months) complete all as specified and as directed. |
| 2 | Material and labour for descaling of complete condenser units for central/ package type AC plants of condenser unit of AC plant upt to 60 TR capacities by means of adding descaling chemical solution (HCL) or equivalent into the cooling tower sump as per requirements, and running the plant pump continuously till all the scale of pipes/shell are removed including removing side covers of condenser and cleaning the water tubes by means of nylon brushes till the scaling is removed and re fixing of covers including replacement of neoprenerubber gasket and refixing pipe connection etc to the entire satisfaction of Engineer-in-charge complete all as specified and as directed. |
| 3 | Material and labour for cleaning of cooling towerexisting size, water basin and makeup tank with the help of chemical and nylon brush, removing and refixing of PVC finches after washing, cleaning of condenser pipe line ( inlet and outlet) including painting of out side of cooling tower with inlet and outlet pipe line with one coat synthetic enamel paint of colour approved byEngineer in Charge and inside painting of water tank of cooling tower using water proof black japan paint one coat including changing of unserviceable PVC guard, water distibutor, PVC pipe,and all connected minor itemsof up to 100 TR capacity of the AC plants at different locationscomplete all as specified and as directed. |
| 4 | Material and labour for servicing of cooling coils and air filters of AHUs intalled at air conditioning plant by removing air filters and fixing after cleaning with air blower and water and cleaning agent , cleaning of cooling coilwith wire brush and air blower and water spray pump after spraying scale gun orequivalant chemical suitable for aluminium fins and straighting the fins of cooling coil by using suitable brush for any capacity of AHU complete all as specified and as directed.. |
| 5 | Material and labour for servicing / Cleaning andtesting of Electrically Operated Pan type Humidifiercapacity9 KW alongwith all necessary items fitting and all suitable / all necessary electrical wiring in from electricalpanle to Humidifier complete all as specified and as directed. |
| 6 | Material and labour for servicing / Cleaning andtesting of Pressurization unit in cold water line( PSU-225 as per site) alongwith all necessary items fitting and all suitable / all necessary electrical wiring omplete all as specified and as directed. |
| 7 | Material and labour for servicing / Cleaning andtesting of Pressurization unit in Hotwater line( PSU-225 as per site) alongwith all necessary items fitting and all suitable / all necessary electrical wiring omplete all as specified and as directed. |
| 8 | Material and labour for servicing , Cleaning , and Greasing ,Chiller , HWG Pumps , AHU and CT Motorsalongwith allnecessary minor items/ fitting i.e bearing , star coupling , screws , nuts and bolts etc complete all as specified and as directed. |
| 9 | Supply and fixing in replacement PLC based control module with digital display of Package / Central type Water ccolled / Air cooled AC plant unit suitable up to50 TR capacity or as per site make / requirment having start / stop functions, settings option to change the seetings complete all as specified and as directed. |
| 10 | Taking down old unserviceable expansion valve 13/20 TR capacity compressor suitable for 50 TR Air/water cooled centralised AC plant double unit complete all as specified and as directed. |
| 11 | Taking down old unserviceable Air vent valve 15 / 20 mm and supply and fixing, testing of air vent valve 15 mm complete all as specified and as directed. |
| 12 | Material and labour for servicing / Cleaning and testingof HWG capacity 55 KW / 63 KW capacity safely, checking and replacement of burnt out / not working of thermostate / suitable elements as per site conditions , all internal control wiring alongwith all necessary connections check and repair complete all as specified and directed by Engr-in-Charhre. Note :- Thermostate and elements will be measured and paid separately in respective item. |
| 13 | Supply,installation and testing in replacement Digital step contoller (PLC) of Hot Water Generator 55 KW / 63 KW capacity along with Voltmeter and ammeter with all necessary wiring / connection etc complete as specified and as directed. |
| 14 | Taking down unserviceable /burnt scroll compressor of capacity 13 TRand supply and fixing scroll compressor of capacity 13 TR suitable for 39 TR Water cooled ACplant of make Blue Star including removing of refrigerentR-22in an empty cylinder, flushing the system, carrying out nitrogen gas pressure testing and accordingly leak reparing(if any), vaccumising the system, charging the refrigerent - R-22 complete all as specified and directed by Engr in charge Note:-Initial charging of refrigerent will be measured and paid separately in respective item. |
| 15 | Taking down unserviceable / burnt scroll compressor of capacity 20 TR andsupply and fixing scroll compressor of capacity 20 TR suitable for 60 TR (3 x 20 TR)air cooled plant of make Blue Star including removing of refrigerent empty cylinder R-407 or exisingflushing the system with nitrogen gas pressure testing and leak repairing vaccumising the system 700 micron charging the refrigerent R-407c or as per per site requirment complete all as specified and as directed.Note : Initial charge of refrigerent will be measured and paid separately in respective item. |
| 16 | Supply and charging inexisting compresser, Refrigerent R-22/R-407a/R-134or as per site requirment in sealed containercomplete all as specified and as directed. |
| 17 | Material and labour for providing and fixing in replacement ofposition the mercury-in-glass industrial type thermometers gauges specification all as per condition complete all as specified and as directed. |
| 18 | Material and labour for providing and fixing in replacement of position the industrial type pressure gauges complete all as specified and as directed. |
| 19 | Material and labour for replacement offan belt ofexisting sizeor as per site requirment of suitable model for AHU motor complete all as specified and as directed. |
| 20 | Taking down unserviceable liquid line filter drier and supplyand fixing liquid line filter drier suitable for any capacity of air / Watercooled scroll unit of make Blue star including removing of refrigerent empty cylinder R-407c / R-22 /R-134 or as per site requirment flushing the system with nitrogen gas pressure testing and leak repairing vaccumising the system 700 micron, charging the refrigerent of R-407 / R22 /R-134 or as per site conditions complete all as specified and as directed. Note :- Refrigerent will be paid separately. |
| 21 | Supply and fixingin replacement ofAHU Pre Filter overall size as per site 610x305x50mm including all fitting as per site condition and and testing complete all as specified and as directed. |
| 22 | Supply and fixingin replacement ofAHU Pre Filter overall size as per site 610x610x50mm including allfitting as per site conditions and testing complete all as specified and as directed. |
| 23 | Supply and fixing in replacement ofAHU Secondary / BAG filter overall size as per site 610 x 305x305mm and all fitting as per site requirment includingcomplete fitting as per site conditions and testing complete all as specified and as directed. |
| 24 | Supply and fixingin replacement ofAHU Secondary / BAG filter overall size as per site 610 x 610x305 mm including all fitting as per site requirment , conditions and testing complete all as specified and as directed. |
| 25 | Supply and fixingin replacement ofAHU frontfilter overall size as per site 285 x 455 x 50mm including all fitting as per site requirment,conditions and testing complete all as specified and as directed. |
| 26 | Taking down UNSV Filters and supply andfixingof AHU Pre Filter overall size as per site 595 x 290 x 50mm , Box type or as existing of suitable size and testing complete all as specified and as directed. |
| 27 | Taking down UNSV Filters and supply and fixingAHU Pre Filter overall size as per site 595 x 596 x 50mm , Box type or existing suitable size and testing complete all as specified and as directed. |
| 28 | Supply and fixing in replacement of pressure switch (HP switch) upto 260 PSI NO and 190 PSI NC including removing of refrigerent emptythe cylinder and checking of pressure testing, leak testing vaccume the system of 700 micron charging the refrigerent in the system complete all as specified and as directed. Note :The refrigerent Charging will be paid seperately. |
| 29 | Supply and fixing in replacementlow pressure switch (LP switch) upto 25 PSI NO and 45 PSI NC including removing of refrigerent empty the cylinder and checking of pressure testing, leak testing vaccume the system of 700 micron charging the refrigerent in the system complete all as specified and as directed. Note :The refrigerent Charging will be paid seperately. |
| 30 | Disconnecting, dismantling the defective three phase induction motor 415 volts 50 Hz of any RPM for motor of following capacity and rewinding with super enamelled copper wire of best quality of existing size / gauge and weight including replacement of insulation material, varnish bearing connection plate and all other petty items required to make the motor in functional and reassembling the motor including installation commissioning and testing on full load all as specified and as directed.NOTES :-(i) Disconnecting and removing the electric motor from installed position and loading unloading, transporting to authorised/approved work shop(ii) Dismantling existing burnt winding from the motor and rewinding complete with super enamelled copper winding wire of existing guage including all material such as insulated paper sleeves tape varnish etc complete for class F insulation and including shaft metalising, bearing cover slieving , necessary replacement of cooling fan, nut-bolt etc(iii) Loading, unloading and transporting motor & reinstalling in position and in alignment including electric conection commissioning and testing in actual working condition for 8 hours continuosly to check the performance on full load and designed RPM to the complete satisfaction of Engr-in-Charge all as specified and directed (a) Induction Motor of Capacity15 HP ( AHU Motor) |
| 31 | (b) Induction Motor of Capacity10 HP (Chiller Motor/ HWG motor) |
| 32 | Disconnecting, dismantling of centrifugal monoblock pump set ofup to 7.5/10 HP HPCapacity (Chiller Pump / HWG Pump)of any RPM and dismantling and replacement ofdefective parts such as impeller nut, glant, impeller key, gland packing water deflector bush bearings sleeve, gasket, volute stud and nuts suction and delivery flange and stud and nuts and all other petty items required to make the pumpset in functional and reassembling the pumpset including installation commissioning and testing all as specified and as directed. |
| 33 | Disconnecting, dismantling the defective three phaseCT Fanmotor 415 volts 50 Hz of any RPM for motor of any capacity or as per site conditonand rewinding with super enamelled copper wire of best quality of existing size / gauge and weight including replacement of insulation material, varnish bearing connection plate and all other petty items required to make the motor in functional and reassembling the motor including installation commissioning and testing on full load to the entire satisfaction of Engineer-in-charge complete all as specified and as directed.NOTE :-(i) Disconnecting and removing the electric motor from installed position and loading unloading, transporting to authorised/approved work shop(ii) Dismantling existing burnt winding from the motor and rewinding complete with super enamelled copper winding wire of existing guage including all material such as insulated paper sleeves tape varnish etc complete for class F insulation and including shaft metalising, bearing cover slieving , necessary replacement of cooling fan, nut-bolt etc(iii) Loading, unloading and transporting motor & reinstalling in position and in alignment including electric conection commissioning and testing in actual working condition for 8 hours continuosly to check the performance on full load and designed RPM to the complete satisfaction of Engr-in-Charge all as specified and directed |
| 34 | Disconnecting, dismantling the defective three phaseAir coold AC Plant Chiller Unit Fan Motor 415 volts 50 Hz of any RPM and any capacity Motor or as per site conditonand rewinding with super enamelled copper wire of best quality of existing size / gauge and weight including replacement of insulation material, varnish bearing connection plate and all other petty items required to make the motor in functional and reassembling the motor including installation commissioning and testing on full load all as specified and as directed.NOTE :-(i) Disconnecting and removing the electric motor from installed position and loading unloading, transporting to authorised/approved work shop(ii) Dismantling existing burnt winding from the motor and rewinding complete with super enamelled copper winding wire of existing guage including all material such as insulated paper sleeves tape varnish etc complete for class F insulation and including shaft metalising, bearing cover slieving , necessary replacement of cooling fan, nut-bolt etc(iii) Loading, unloading and transporting motor & reinstalling in position and in alignment including electric conection commissioning and testing in actual working condition for 8 hours continuosly to check the performance on full load and designed RPM to the complete satisfaction of Engr-in-Charge all as specified and directed |
| 35 | Material and labour for taking out all old unserviceable PVC fills from cooling tower of capacity upto 100 TR and supply and fixing of fills of size 300mm x 200mm x 150mm(Approx fils qty 80 -100 Nos) all required at site or existing size of fills at site conditions complete all as specified and as directed. |
| 36 | Supply and fixing in replacementair intake mesh suitable / as per existingsize for covering of cooling tower alongwith all necessary items complete all as specified and as directed. |
| 37 | Material and labour for replacement of sprinkler of 90/100 TR cooling tower including all necessary connections complete all as specified and as directed. |
| 38 | Taking down existing unsevicable existingcable of any size and Supply,laying,jointing andtestingLT cable, XLPE insulated,PVC insulated armoured, with aluminium conductor ,1100V grade of size 16sqmmx 4 core complete all as specified and asdirected |
| 39 | Taking down existing unsv existing any size of cable Supply,laying,jointing,testingofLT cable, XLPE insulated,PVC insulated armoured, with aluminium conductor ,1100V grade of size 35sqmm x 4 core complete all as specified and asdirectedLocation :- AC Plant panel to AHU 1 & AHU 2 |
| 40 | Excavation in trenches in soft/loose soil n exc 1.5m wide and n. Exc1.5m deep and getting out including forming bottom surfaces to required level or slopeincluding taking outunserviceable cables ,brick/pcc cover/ tiles and relaying new/old cable complete allspecified and all as directed. |
| 41 | Material and labour for sand cushioning (dry river sand) to under ground cable for ptotection of cable 8cm thick before layingand 15 cm after laying the cable complete all as specified and as directed. Note :- Punned thickness will be measured only for payment. |
| 42 | Supply and laying factory madeunreinforced precast concrete cable cover class LV, type-1, flat,size 250 x 150 x 40mm complete all as specified and as directed. |
| 43 | Removal of surplus excavated soil to a distance exc 50 m but not exc in 100 m and deposited where directed at a level n\" exc 1.5 m high above the starting point complete all as specified and as directed. |
| 44 | Returning filling in soft/ loose soil in trenches including spreading, leveling watering and well ramming in 25mm thickcomplete all as specified and as specified. |
| 45 | Taking down old unservicable heating strips and supply and fixing heating strip suitable to 13/20 TR compresser with all necessary connectionsor as per site conditons complete all as specified andas directed |
| 46 | Supply,assembly and erection in repair GI sheet 24 gauge with C & SS rectangular/square duct made out of L shapped hollow profile, duly factory boxed, including all accessories such as corner, cleat, carraige bolt, gasket and appropriate sealant on longitudinal joint etc includingall any other necessary itmes required complete all as specified andas directed |
| 47 | supply and fixing in repair duct insulation with resin bonded fibre glass wool roll of density 24 Kg/Cum, with factory laminated aluminium vapour barrier, thickness of insulation 50 mm all as specified and directed and including the following :-(a) M & L for cleaning the duct surface (to be insulated) by scrapping carefully with wire brush etc. to make the surface completely free of milllscale, dirt, dust, grease and other foreign materials, taking special care so that all duct joints are sealed against any leakage.(b) M & L for applying rubber based adhesive CPRX compound.(c) M & L for sealing of all longitudinal joints and circular overlaps with and including aluminium foil tape 50 mm wide, to make the insulation leakproof.(d) M & L for securing the insulation with and including mechanically fastened nylon / steel straps of size 12 mm / 50 mm at maximum intervals of 1.2 mtr. |
| 48 | Supply,installation testing and commissioning in replacement ofelectric rod heater of 6.12 KW for HWG/ of suitable Capacity for Hot water generator complete all as specified and as directed. |
| 49 | Preparation of old treated surface of MS / CI pipes, inlet / outletof any description over 10 cm width or girth and applying twocoat ofsynthetic enamel paint over a coat of red oxide primer as per colour code as directed by Engineer-in-chargecomplete all as specified and as directed. |
| 50 | Servicing / cleaning of Y strainer of 100mm size all as specified and directed by Engr-in-Charge. |
| 51 | Supply,installationin replacement of temperature on / off controller, 8 Amps relay for compressor (Exsiting Model No SZ-7510T at site) with sensor connected in MAGs (No and Nc) and testing complete as specified and as directed. |
| 52 | S & fixing in replacement of super GEC 1.5 Sqmm 2 core copper white twin flate double layer insulation appliances wire , 23/52 complete as specified and as directed.Loc :- For connection to sensor , AC plant panel toAC 1 MAG and AC 2 MAG |
| 53 | Taking down old unserviceable butterfly valve and supply and fixing butter fly valve of size 100 mm with rubber packing complete all as specified and as directed. |
| 54 | Taking down old unserviceable butterfly valve and supply and fixing butter fly valve of size 80 mm with rubber packing complete all as specified and as directed. |
| 55 | Taking down old unserviceable butterfly valve and supply and fixing butter fly valve with rubber packing of size 65 mm complete all as specified and as directed. |
| 56 | Taking down old unserviceable butterfly valve and supply and fixing butter fly valve of size 50 mm with rubber packing complete all as specified and as directed. |
| 57 | Taking down old unserviceable butterfly valve and supply and fixing butter fly valve of size 32 mm with rubber packing complete all as specified and as directed. |
| 58 | Taking down old unserviceable butter fly valve and supply and fixing butter fly valve of size 15 mm with rubber packing complete all as specified and as directed. |
| 59 | Taking down old unserviceable water flow switch of any size,supply and fixingof water flow switch ( Flow rate 150 psi) as per existing make and model /suitable size including suitable wiring with control panel and testing complete all as specified and as directed. |
| 60 | Supply and fix in replacement of Chilled water sensor of existing make and typecomplete all as specified and as directed. |
| 61 | Supply and fix in replacement of over load relay 9 to 15 amp complete all as specified and as directed. |
| 62 | Supply and fix in replacement of over load relay 20 amp complete all as specified and as directed. |
| 63 | Supply and fix in replacement ofDOL starter for 5.5/3.5 KW motorcomplete all as specified and as directed. |
| 64 | Taking down old unservicable anti freeze thermostat suitable for 39/50R capacity plant and supply, fixing and testing of anti freeze thermostat of suitable size including suitable wiring with controller panel complete all as specified and as directed |
| 65 | Material and labour for replacement of terminal connecting plate suitable for 15//10/7.5 HP/5 HP/3HP/2HP of monoblock pumpset complete all as specified and as directed. |
| 66 | Supply, laying and testing in replacementMS pipes (ERW steel) of nominal dia 80 mm having wall thickness 6.0 mm as per IS 3589 (1981)including cutting bending and welding as per site requirement and specials with flanged and drilled ends, jointing materials like nuts, bolts and gasket etc including cutting road and footpath etc for laying and making surface good complete all as specified and as directed. |
| 67 | Supply, laying and testing in replacementMS pipes (ERW steel) of nominal dia 50 mm having wall thickness 6.0 mm as per IS 3589 (1981)including cutting bending and welding as per site requirement and specials with flanged and drilled ends, jointing materials like nuts, bolts and gasket etc including cutting road and footpath etc for laying and making surface good complete all as specified and as directed. |
| 68 | Supply and fixin replacement of AC contactor63 Amp 415 volts complete all as specified and as directed. |
| 69 | Supply and fix in replacement of AC contactor 100 Amp 415 volts complete all as specified and as directed. |
| 70 | Supply and fix in replacement of over load relay 9 to 15 amp complete all as specified and as directed. |
| 71 | Supply and fix in replacement of over load relay 6 to 10 amp complete all as specified and as directed. |
| 72 | Suppluy and fixing in replacementair fire damper suitable as per site conditition complete and as specified. |
| 73 | Supply and fixing of fire resistant canvas, for HVAC system, Ducting alongwith openable and closeable way for recording of Tempreture through AHU all as specified and directed by Engr-in-Charge. |
| 74 | Supply, installation and testing of CT Motor 3 Phase,7.5 HP Suitable( STAND BY) for 100 TR capacity cooling tower alongwith 1500mmaluminium CTFan motor, complete all as specified and as directed by Engr-in-Charge. |
| 75 | Supply,installation and testing in replacement of LED Solar light fitting 20 Watt including lithium ion battery, solar panel, charge controler with dusk soen sensor complete fixed on 8 mtr long 100 mm dia medium grade GI pole, Includingnecessary excavation and earth wotk, and PCC !:3:6 type C-2 in foundation and PCC 1:2:4 type B-1 in coping).amd applying two coats of aluminium paint over and including a coat of primer complete all as specified and as directed by Engr-in-Charge.. |
| 76 | Supply, installation and testing of solenoid valve type EVR 25 ( Version 2 ) all as specified and directed by Engr-in-Charge. |
| 77 | Supply and fix in replacementMCB TPN 40-100 Amp 415 volt , 10 KA complete all as specified and as directed. |
| 78 | Supply and fix in replacementMCCB 160 Amp, 4P,415 volt , 36KA complete all as specified and as directed. |
| 79 | Supply and fix in replacement MCCB 200Amp, 4P,415 volt , 36KA complete all as specified and as directed. |
| 80 | Supply and fix in replacementMCCB 400 Amp, 4P,415 volt , 36 KA complete all as specified and as directed. |
| 81 | Supply and fixing brass float valve using inside Pan type hudifire all as specified and directed by Engr-in-Charge |
| 82 | Servicing, setting, Dust cleaning and Testingof VFD (Cat Part No - 25A-D017N104 ) of AHU Panel , Power 7.5 KW/10 HP , 3 Phase alongwith all minor wiring, screws, etc complete all as specifed and directed by Engr-in-Charge. |
| 83 | Sypply , insatallation and testing ofPump with motor capacity5.5 KW / 7.5 HP (stand By )for Chiller Pump/HWG Pump all as specified and directed by Engr-in-Charge. |
| 84 | Compressive maintenance and repairs to AC plants including attend break down complaints and stand by duty on the days of VIP visits for the following capacity of Air Conditioners, electrically operated with automatic / manual dual controlled operationlocated in the various technical complex bldg all as specified and as directed.(a) Scroll type Water Cooled AC plant 2 x 39 TR and 1 x 39 TR Standby at New Ac Plant Tech Area. Make:- BLUE STAR |
| 85 | (b) Scroll type Water Cooled AC plant 2 x 37.5 TR and 1 x 37.5 TR Standby at OLD ACPlant Tech Area. Make:- BLUE STAR |
| 86 | (c) Scroll type Air cooled AC Plant2 x 50 TR ( 01 x Stand By) total 24 Nos AC Plants at AKASH Complex ,Make:- Blue Star Notes:FOR ITEMS SER NO 84,85 AND 86:- (i) The rate quoted by the contractor include the rate for inspection / maintenance and testing of Air Conditioning Plant only through the authorised OEM service engineer, checking of water flow, over heating of compressor, serviceability of all components like refrigerant gas pressure switch (High/Low) sensors, condenser / chiller water flow switches, crank case heater, thermostatic expansion valve, electric controle centre micro computer control system, PCBs, SMPS, MCCB, MCBs control wiring alongwith all connected items of plant etc.(ii) The duration of the checking is once in every month throughout the currency of contract through OEM authorized service engineer/dealers.(iii) Periodical test report to be submitted monthly through the authorized OEM service engineer duly signed.(iv) Report of monthly inspection maintenance carried out by the contractor also to be submitted on every inspection / maintenance and after rectification of any breakdown.(v) Apart from the monthly periodic inspectionthe contractor is liable for conducting inspection/maintenance/repair on call basis through the OEM if required.On call the contractor is required to attend the complaint within 24 hrs.Not attending the complaint within 24 hrs contractor shall liable to pay a penalty Rs 2000/- per day.(vi) The components/spares/consumablesrequired for AC plants will be measured and paid separately under the relevent items here in above mentioned. |
